Atomic Mass Quiz

Descripción

A quiz on the aspects of atomic mass and isotopes.
Holly Nephew
Test por Holly Nephew, actualizado hace más de 1 año
Holly Nephew
Creado por Holly Nephew hace casi 7 años
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Resumen del Recurso

Pregunta 1

Pregunta
What does the atomic number signify?
Respuesta
  • The number of electrons in an atom
  • The number of protons in an atom
  • The number of neutrons + protons in an atom
  • The number of protons + electrons in an atom

Pregunta 2

Pregunta
If the number of electrons in an atom increases, so does its mass number.
Respuesta
  • True
  • False

Pregunta 3

Pregunta
What is the unit used to measure atomic mass units?
Respuesta
  • imvu
  • amu
  • emu
  • no

Pregunta 4

Pregunta
What is the percent abundance of an isotope whose relative abundance is 0.65?
Respuesta
  • 35%
  • 45%
  • 65%
  • 69%

Pregunta 5

Pregunta
Check all statements that are true:
Respuesta
  • The relative abundances of the isotopes of an element add up to 100.
  • Each isotope of an element has a different number of electrons.
  • The atomic number signifies which element an atom is part of.
  • Isotopes are atoms of an element that contain the same number of protons but a different number of neutrons in the nucleus.
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